diff options
| author | Jiang Liu <liuj97@gmail.com> | 2013-04-29 15:06:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:30 -0700 |
| commit | 7beb5987875bd633c0e10162fbdd4e35d266a9e1 (patch) | |
| tree | fda974f021e31287bfba1188a4bd515832b0b997 /arch/microblaze | |
| parent | 920f1ad081ddc38f0307a2c2bffa704769226249 (diff) | |
mm/microblaze: use common help functions to free reserved pages
Use common help functions to free reserved pages.
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/include/asm/setup.h | 1 | ||||
| -rw-r--r-- | arch/microblaze/mm/init.c | 28 |
2 files changed, 2 insertions, 27 deletions
diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h index 0e0b0a5ec756..f05df5630c84 100644 --- a/arch/microblaze/include/asm/setup.h +++ b/arch/microblaze/include/asm/setup.h @@ -46,7 +46,6 @@ void machine_shutdown(void); void machine_halt(void); void machine_power_off(void); -void free_init_pages(char *what, unsigned long begin, unsigned long end); extern void *alloc_maybe_bootmem(size_t size, gfp_t mask); extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask); diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index 8f8b367c079e..9be53024a832 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -236,40 +236,16 @@ void __init setup_memory(void) paging_init(); } -void free_init_pages(char *what, unsigned long begin, unsigned long end) -{ - unsigned long addr; - - for (addr = begin; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - pr_info("Freeing %s: %ldk freed\n", what, (end - begin) >> 10); -} - #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - int pages = 0; - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - pages++; - } - pr_notice("Freeing initrd memory: %dk freed\n", - (int)(pages * (PAGE_SIZE / 1024))); + free_reserved_area(start, end, 0, "initrd"); } #endif void free_initmem(void) { - free_init_pages("unused kernel memory", - (unsigned long)(&__init_begin), - (unsigned long)(&__init_end)); + free_initmem_default(0); } void __init mem_init(void) |